Grinding and Polishing Machines manufacturer / supplier in China, offering 18L Amber Stones Watch Parts Necklace Finishing Vortex Centrifugal Disc Finisher Machine, 18L Automatic High Efficiency Metal Vortex Precision Finishing Centrifugal Disk Finisher for Jewelry, 18L Customised Colours Wet and Dry Grinding Vortex Centrifugal Disc Finishing Machine for Jewellery and so on.